update fuzzer to use all features that pass fuzzing in all modes (which is currently just sign-ext...) (#2200)
update fuzzer to use all features that pass fuzzing in all modes (which is currently just sign-ext...) (#2200)


WebAssembly/binaryen,WebAssembly/binaryen,WebAssembly/binaryen,WebAssembly/binaryen,WebAssembly/binaryen